1 Homework Helper _ Lesson 9

Name
Number and Operations – Fractions
5.NF.7, 5.NF.7a, 5.NF.7b, 5.NF.7c
Lesson 9
Hands On:
Division with Unit
Fractions
eHelp
Homework Helper
_
1
Find 2 ÷ .
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Need help?
THINK: How many groups of
connectED.mcgraw-hill.com
1
are in 2?
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Represent the 2 by using 2 whole fraction tiles.
Place enough
1
of the _ -fraction
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tiles on top of the
2 whole fraction
tiles to represent
the same amount.
Sixteen
1
1
8
1
8
1
8
1
8
1
8
1
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
_
-fraction tiles were needed to equal the length of 2 whole fraction tiles.
8
1
So, 2 ÷ _ = 16.
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Practice
Use fraction tiles to divide. Draw your models below.
1
1. 2 ÷ _ =
1
2. _ ÷ 3 =
4
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Lesson 9 My Homework763
Problem Solving
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3. Harold spent _ hour milking cows. He milked 3 groups
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of cows. If he spent an equal amount of time on each
group of cows, what fraction of an hour did he spend
milking each group? Use tiles to help you solve.
4. Rosanne and her family drove for 8 hours on their
1
vacation trip. Every _ hour, they played a different
2
game. How many different games did they play? Use
tiles to help you solve.
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5.
Use Math Tools Girish used 4 cups
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of flour to make bread. He divided the flour into _ -cup
3
6. Jason is cutting a roll of sausage into pieces that are
1
_
inch thick. If the roll is 6 inches long, how many pieces
2
of sausage can he cut? Use tiles to help you solve.
nging by a s
a
H
t
2
_
foot long. If the yarn is 6 feet long, how many pieces
3
of yarn did he cut? Use tiles to help you solve.
764Chapter 10 Multiply and Divide Fractions
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rin
7. Hubert cut a piece of yarn into pieces that are each
Copyright © The McGraw-Hill Companies, Inc. Ken Cavanagh/The McGraw-Hill Companies
portions for each batch. How many batches of bread
does Girish have? Use tiles to help you solve.